432 lines
14 KiB
Dart
432 lines
14 KiB
Dart
import 'dart:async';
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import 'package:flutter/material.dart';
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import 'package:intl/intl.dart';
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import 'package:uuid/uuid.dart';
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import '../models/purchase_entry_models.dart';
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import '../models/supplier_model.dart';
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import '../services/purchase_entry_service.dart';
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import '../widgets/line_item_editor.dart';
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import '../widgets/screen_id_title.dart';
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import 'product_picker_modal.dart';
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import 'supplier_picker_modal.dart';
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class PurchaseEntriesScreen extends StatefulWidget {
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const PurchaseEntriesScreen({super.key});
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@override
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State<PurchaseEntriesScreen> createState() => _PurchaseEntriesScreenState();
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}
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class _PurchaseEntriesScreenState extends State<PurchaseEntriesScreen> {
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final PurchaseEntryService _service = PurchaseEntryService();
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final NumberFormat _currencyFormat = NumberFormat.currency(locale: 'ja_JP', symbol: '¥');
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bool _isLoading = true;
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bool _isRefreshing = false;
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PurchaseEntryStatus? _filterStatus;
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List<PurchaseEntry> _entries = const [];
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@override
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void initState() {
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super.initState();
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_loadEntries();
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}
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Future<void> _loadEntries() async {
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if (!_isRefreshing) {
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setState(() => _isLoading = true);
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}
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try {
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final entries = await _service.fetchEntries(status: _filterStatus);
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if (!mounted) return;
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setState(() {
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_entries = entries;
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_isLoading = false;
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_isRefreshing = false;
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});
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} catch (e) {
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if (!mounted) return;
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setState(() {
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_isLoading = false;
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_isRefreshing = false;
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});
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text('仕入伝票の取得に失敗しました: $e')));
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}
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}
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void _setFilter(PurchaseEntryStatus? status) {
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setState(() => _filterStatus = status);
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_loadEntries();
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}
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Future<void> _handleRefresh() async {
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setState(() => _isRefreshing = true);
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await _loadEntries();
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}
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Future<void> _openEditor({PurchaseEntry? entry}) async {
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final saved = await Navigator.push<PurchaseEntry>(
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context,
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MaterialPageRoute(builder: (_) => PurchaseEntryEditorPage(entry: entry)),
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);
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if (saved != null) {
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await _loadEntries();
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if (!mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text('仕入伝票を保存しました')));
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}
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}
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Future<void> _deleteEntry(PurchaseEntry entry) async {
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final confirmed = await showDialog<bool>(
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context: context,
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builder: (_) => AlertDialog(
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title: const Text('仕入伝票を削除'),
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content: Text('${entry.subject ?? '無題'} を削除しますか？'),
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actions: [
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TextButton(onPressed: () => Navigator.pop(context, false), child: const Text('キャンセル')),
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TextButton(onPressed: () => Navigator.pop(context, true), child: const Text('削除', style: TextStyle(color: Colors.red))),
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],
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),
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);
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if (confirmed != true) return;
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await _service.deleteEntry(entry.id);
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if (!mounted) return;
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await _loadEntries();
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if (!mounted) return;
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ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text('仕入伝票を削除しました')));
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}
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@override
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Widget build(BuildContext context) {
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final body = _isLoading
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? const Center(child: CircularProgressIndicator())
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: RefreshIndicator(
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onRefresh: _handleRefresh,
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child: _entries.isEmpty
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? ListView(
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children: const [
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SizedBox(height: 140),
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Icon(Icons.receipt_long, size: 64, color: Colors.grey),
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SizedBox(height: 12),
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Center(child: Text('仕入伝票がありません。右下のボタンから登録してください。')),
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],
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)
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: ListView.builder(
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padding: const EdgeInsets.fromLTRB(16, 16, 16, 120),
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itemCount: _entries.length,
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itemBuilder: (context, index) => _buildEntryCard(_entries[index]),
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),
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);
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return Scaffold(
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backgroundColor: Colors.grey.shade200,
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appBar: AppBar(
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leading: const BackButton(),
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title: const ScreenAppBarTitle(screenId: 'P1', title: '仕入伝票一覧'),
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actions: [
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PopupMenuButton<PurchaseEntryStatus?>(
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icon: const Icon(Icons.filter_alt),
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onSelected: _setFilter,
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itemBuilder: (context) => [
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const PopupMenuItem(value: null, child: Text('すべて')),
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...PurchaseEntryStatus.values.map((status) => PopupMenuItem(
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value: status,
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child: Text(status.displayName),
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)),
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],
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),
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],
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),
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body: body,
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floatingActionButton: FloatingActionButton.extended(
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onPressed: () => _openEditor(),
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icon: const Icon(Icons.add),
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label: const Text('仕入伝票を登録'),
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),
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);
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}
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Widget _buildEntryCard(PurchaseEntry entry) {
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return Card(
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color: Colors.white,
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margin: const EdgeInsets.only(bottom: 12),
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child: ListTile(
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onTap: () => _openEditor(entry: entry),
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onLongPress: () => _deleteEntry(entry),
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title: Text(entry.subject?.isNotEmpty == true ? entry.subject! : '無題の仕入伝票',
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style: const TextStyle(fontWeight: FontWeight.bold)),
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subtitle: Padding(
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padding: const EdgeInsets.only(top: 6),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(entry.supplierNameSnapshot ?? '仕入先未設定'),
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const SizedBox(height: 4),
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Text('計上日: ${DateFormat('yyyy/MM/dd').format(entry.issueDate)}'),
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],
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),
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),
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trailing: Column(
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crossAxisAlignment: CrossAxisAlignment.end,
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children: [
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Text(entry.status.displayName, style: const TextStyle(fontSize: 12, color: Colors.black54)),
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const SizedBox(height: 4),
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Text(
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_currencyFormat.format(entry.amountTaxIncl),
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style: const TextStyle(fontWeight: FontWeight.bold, fontSize: 16),
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),
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],
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),
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),
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);
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}
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}
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class PurchaseEntryEditorPage extends StatefulWidget {
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const PurchaseEntryEditorPage({super.key, this.entry});
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final PurchaseEntry? entry;
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@override
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State<PurchaseEntryEditorPage> createState() => _PurchaseEntryEditorPageState();
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}
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class _PurchaseEntryEditorPageState extends State<PurchaseEntryEditorPage> {
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final PurchaseEntryService _service = PurchaseEntryService();
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final TextEditingController _subjectController = TextEditingController();
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final TextEditingController _notesController = TextEditingController();
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final uuid = const Uuid();
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Supplier? _supplier;
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String? _supplierSnapshot;
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DateTime _issueDate = DateTime.now();
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bool _isSaving = false;
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final List<LineItemFormData> _lines = [];
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@override
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void initState() {
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super.initState();
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final entry = widget.entry;
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if (entry != null) {
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_subjectController.text = entry.subject ?? '';
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_notesController.text = entry.notes ?? '';
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_issueDate = entry.issueDate;
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_supplierSnapshot = entry.supplierNameSnapshot;
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_lines.addAll(entry.items
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.map((item) => LineItemFormData(
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id: item.id,
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productId: item.productId,
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productName: item.description,
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quantity: item.quantity,
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unitPrice: item.unitPrice,
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taxRate: item.taxRate,
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))
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.toList());
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}
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if (_lines.isEmpty) {
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_lines.add(LineItemFormData(quantity: 1, unitPrice: 0));
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}
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}
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@override
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void dispose() {
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_subjectController.dispose();
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_notesController.dispose();
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for (final line in _lines) {
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line.dispose();
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}
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super.dispose();
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}
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Future<void> _pickSupplier() async {
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await showModalBottomSheet<Supplier>(
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context: context,
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isScrollControlled: true,
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backgroundColor: Colors.transparent,
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builder: (ctx) => SupplierPickerModal(
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onSupplierSelected: (supplier) {
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Navigator.pop(ctx, supplier);
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},
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),
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).then((selected) {
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if (selected == null) return;
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setState(() {
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_supplier = selected;
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_supplierSnapshot = selected.name;
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});
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});
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}
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Future<void> _pickIssueDate() async {
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final picked = await showDatePicker(
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context: context,
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initialDate: _issueDate,
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firstDate: DateTime(2010),
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lastDate: DateTime(2100),
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);
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if (picked == null) return;
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setState(() => _issueDate = picked);
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}
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void _addLine() {
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setState(() => _lines.add(LineItemFormData(quantity: 1, unitPrice: 0)));
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}
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void _removeLine(int index) {
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setState(() {
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final removed = _lines.removeAt(index);
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removed.dispose();
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if (_lines.isEmpty) {
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_lines.add(LineItemFormData(quantity: 1, unitPrice: 0));
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}
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});
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}
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Future<void> _pickProduct(int index) async {
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await showModalBottomSheet<void>(
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context: context,
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isScrollControlled: true,
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builder: (_) => ProductPickerModal(
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onItemSelected: (_) {},
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onProductSelected: (product) {
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setState(() => _lines[index].applyProduct(product));
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},
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),
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);
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}
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Future<void> _save() async {
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if (_isSaving) return;
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if (_lines.every((line) => line.descriptionController.text.trim().isEmpty)) {
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ScaffoldMessenger.of(context).showSnackBar(const SnackBar(content: Text('少なくとも1件の明細を入力してください')));
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return;
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}
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setState(() => _isSaving = true);
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try {
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final now = DateTime.now();
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final entryId = widget.entry?.id ?? uuid.v4();
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final items = _lines.map((line) {
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final quantity = line.quantityValue;
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final unitPrice = line.unitPriceValue;
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return PurchaseLineItem(
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id: line.id ?? uuid.v4(),
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purchaseEntryId: entryId,
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description: line.description.isEmpty ? '商品' : line.description,
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quantity: quantity,
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unitPrice: unitPrice,
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lineTotal: quantity * unitPrice,
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productId: line.productId,
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taxRate: line.taxRate ?? 0,
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);
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}).toList();
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final entry = PurchaseEntry(
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id: entryId,
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supplierId: _supplier?.id ?? widget.entry?.supplierId,
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supplierNameSnapshot: _supplierSnapshot,
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subject: _subjectController.text.trim().isEmpty ? '仕入伝票' : _subjectController.text.trim(),
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issueDate: _issueDate,
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status: widget.entry?.status ?? PurchaseEntryStatus.draft,
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notes: _notesController.text.trim().isEmpty ? null : _notesController.text.trim(),
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createdAt: widget.entry?.createdAt ?? now,
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updatedAt: now,
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items: items,
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);
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final saved = await _service.saveEntry(entry);
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if (!mounted) return;
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Navigator.pop(context, saved);
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} catch (e) {
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if (!mounted) return;
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setState(() => _isSaving = false);
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text('保存に失敗しました: $e')));
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}
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}
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@override
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Widget build(BuildContext context) {
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return Scaffold(
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backgroundColor: Colors.grey.shade200,
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appBar: AppBar(
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leading: const BackButton(),
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title: ScreenAppBarTitle(
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screenId: 'P2',
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title: widget.entry == null ? '仕入伝票作成' : '仕入伝票編集',
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),
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actions: [
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TextButton(onPressed: _isSaving ? null : _save, child: const Text('保存')),
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],
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),
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body: SingleChildScrollView(
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padding: EdgeInsets.fromLTRB(16, 16, 16, MediaQuery.of(context).viewInsets.bottom + 32),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Card(
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color: Colors.white,
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child: ListTile(
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title: Text(_supplierSnapshot ?? '仕入先を選択'),
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subtitle: const Text('タップして仕入先を選択'),
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trailing: const Icon(Icons.chevron_right),
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onTap: _pickSupplier,
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),
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),
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const SizedBox(height: 12),
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Card(
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color: Colors.white,
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child: ListTile(
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title: const Text('計上日'),
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subtitle: Text(DateFormat('yyyy/MM/dd').format(_issueDate)),
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trailing: TextButton(onPressed: _pickIssueDate, child: const Text('変更')),
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),
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),
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const SizedBox(height: 12),
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Card(
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color: Colors.white,
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child: Padding(
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padding: const EdgeInsets.all(12),
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child: TextField(
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controller: _subjectController,
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decoration: const InputDecoration(labelText: '件名'),
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),
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),
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),
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const SizedBox(height: 20),
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Text('明細', style: Theme.of(context).textTheme.titleMedium),
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const SizedBox(height: 8),
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..._lines.asMap().entries.map(
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(entry) => Padding(
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padding: const EdgeInsets.only(bottom: 8),
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child: LineItemCard(
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data: entry.value,
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onPickProduct: () => _pickProduct(entry.key),
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onRemove: () => _removeLine(entry.key),
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),
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),
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),
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Align(
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alignment: Alignment.centerLeft,
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child: TextButton.icon(onPressed: _addLine, icon: const Icon(Icons.add), label: const Text('明細を追加')),
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),
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const SizedBox(height: 20),
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Card(
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color: Colors.white,
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child: Padding(
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padding: const EdgeInsets.all(12),
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child: TextField(
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controller: _notesController,
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decoration: const InputDecoration(labelText: 'メモ'),
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minLines: 2,
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maxLines: 4,
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),
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),
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),
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],
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),
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),
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);
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}
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}
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